package com.atguigu.gulimall.order.service.impl;

import com.atguigu.gulimall.order.entity.OrderEntity;
import com.atguigu.gulimall.order.entity.OrderReturnReasonEntity;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.RabbitHandler;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Map;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.order.dao.OrderItemDao;
import com.atguigu.gulimall.order.entity.OrderItemEntity;
import com.atguigu.gulimall.order.service.OrderItemService;

@RabbitListener(queues = {"hello.java.queue"})
@Service("orderItemService")
public class OrderItemServiceImpl extends ServiceImpl<OrderItemDao, OrderItemEntity> implements OrderItemService {

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<OrderItemEntity> page = this.page(
                new Query<OrderItemEntity>().getPage(params),
                new QueryWrapper<OrderItemEntity>()
        );

        return new PageUtils(page);
    }
    @RabbitHandler
    public void receiveMessage(Message message, OrderReturnReasonEntity content, Channel channel)  {
//        byte[] body=message.getBody();
        message.getMessageProperties();
        message.getClass();
//        System.out.println("接收到的信息是：内容=》" + content.getName());
        long deliveryTag = message.getMessageProperties().getDeliveryTag();
        try {
            if (deliveryTag%2==0){
                channel.basicAck(deliveryTag,false);
                System.out.println("签收了货物-》"+deliveryTag+content.getName());
            }else {
//                System.out.println("deliveryTag==>"+deliveryTag);
                //拒收，批量 deliverTag,multiply , requeue
                channel.basicNack(deliveryTag,false,true);
                //拒收，单个
//                channel.basicReject();
                System.out.println("拒收了货物-》"+deliveryTag+content.getName());
            }

        } catch (IOException e) {
            //网络中断
            throw new RuntimeException(e);
        }


    }
    @RabbitHandler
    public void receiveMessage2( OrderEntity content)  {

        System.out.println("接收到的信息是=》" + content.getOrderSn());



    }

}